[Webkit-unassigned] [Bug 105337] Expose mutation observers to chromium

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=105337





--- Comment #19 from Elliott Sprehn <esprehn at chromium.org>  2013-01-14 14:25:57 PST ---
(From update of attachment 180057)
View in context: https://bugs.webkit.org/attachment.cgi?id=180057&action=review

> Source/WebKit/chromium/src/WebMutationObserver.cpp:67
> +    v8Options->Set(v8::String::New("characterDataOldValue"), v8::Boolean::New(true));

This is way more aggressive than necessary. You want to only observe the things you really need, not everything. This will cause more memory usage and perf impact than most use cases of WebMutationObserver actually need.

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